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BLT-With-Graphics-Template
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Brett 2024-05-01 20:56:47 -04:00
parent a066d8f6e4
commit 26c1953bc0
2 changed files with 34 additions and 3 deletions
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2
CMakeLists.txt
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@ -1,6 +1,6 @@
cmake_minimum_required(VERSION 3.25)
set(BLT_GRAPHICS_VERSION 0.12.3)
set(BLT_GRAPHICS_VERSION 0.12.4)
set(BLT_GRAPHICS_TEST_VERSION 0.0.1)
project(BLT_WITH_GRAPHICS VERSION ${BLT_GRAPHICS_VERSION})

31
include/blt/gfx/raycast.h
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@ -21,15 +21,46 @@
#include <blt/math/vectors.h>
#include <blt/math/matrix.h>
#include <type_traits>
namespace blt::gfx
{
template<typename... Args>
inline const bool not_float_v = (std::is_arithmetic_v<Args> && ...) && (!std::is_same_v<float, Args> && ...);
blt::vec3 calculateRay3D(float mx, float my, float width, float height, const blt::mat4x4& view, const blt::mat4x4& proj);
blt::vec3 calculateRay3D(float width, float height, const blt::mat4x4& view, const blt::mat4x4& proj);
blt::vec3 calculateRay2D(float mx, float my, float width, float height, const blt::vec3 scale, const blt::mat4x4& view, const blt::mat4x4& proj);
blt::vec3 calculateRay2D(float width, float height, const blt::vec3 scale, const blt::mat4x4& view, const blt::mat4x4& proj);
template<typename T, typename G, std::enable_if_t<not_float_v<T, G>, bool> = true>
inline blt::vec3 calculateRay2D(T width, G height, const blt::vec3& scale, const blt::mat4x4& view, const blt::mat4x4& proj)
{
return calculateRay2D(static_cast<float>(width), static_cast<float>(height), scale, view, proj);
}
template<typename T, typename G, typename V, typename N, std::enable_if_t<not_float_v<T, G, V, N>, bool> = true>
inline blt::vec3 calculateRay2D(T mx, G my, V width, N height, const blt::vec3& scale, const blt::mat4x4& view, const blt::mat4x4& proj)
{
return calculateRay2D(static_cast<float>(mx), static_cast<float>(my),
static_cast<float>(width), static_cast<float>(height), scale, view, proj);
}
template<typename T, typename G, std::enable_if_t<not_float_v<T, G>, bool> = true>
inline blt::vec3 calculateRay3D(T width, G height, const blt::mat4x4& view, const blt::mat4x4& proj)
{
return calculateRay3D(static_cast<float>(width), static_cast<float>(height), view, proj);
}
template<typename T, typename G, typename V, typename N, std::enable_if_t<not_float_v<T, G, V, N>, bool> = true>
inline blt::vec3 calculateRay3D(T mx, G my, V width, N height, const blt::mat4x4& view, const blt::mat4x4& proj)
{
return calculateRay3D(static_cast<float>(mx), static_cast<float>(my), static_cast<float>(width), static_cast<float>(height), view, proj);
}
namespace detail
{
blt::vec3 toWorldCoords(const blt::vec4& eyeCoords, const blt::mat4x4& view);